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Proth primes of the form 99•10n+1

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Current data

k , b : 99 , 10
Type : 3
Count : 20
Nash : 3761
Max n : 100,000
Date : 2024-12-18
1, 2[1], 4[2], 8[3], 16[4], 20[5], 24[6], 72[7], 200[8], 359, 454[9], 624[10], 1054[11], 2060[12], 6301, 8083, 8407, 13159, 65059, 74957
Remarks :
The sequence A109713 in OEIS
See history at Studio Kamada k*10^n+1 form and difficulty 99*10^(w+1)+1.
For additional even n history, see Williams 99•100n+1.

Notes

  1. ↑ Williams 99•1001+1
  2. ↑ Twin n=4, Williams 99•1002+1
  3. ↑ Williams 99•1004+1
  4. ↑ Williams 99•1008+1
  5. ↑ Williams 99•10010+1
  6. ↑ Williams 99•10012+1
  7. ↑ Williams 99•10036+1
  8. ↑ Williams 99•100100+1
  9. ↑ Williams 99•100227+1
  10. ↑ Williams 99•100312+1
  11. ↑ Williams 99•100527+1
  12. ↑ Williams 99•1001030+1

History

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